body {
    margin: 0;
    padding: 0;
    font-family: sans-serif;
    background: url(./15798824325386560.png) no-repeat center 0px;
    background-size: cover;
    background-position: center 0;
    background-repeat: no-repeat;
    background-attachment: fixed;
    -webkit-background-size: cover;
    -o-background-size: cover;
    -moz-background-size: cover;
    -ms-background-size: cover;

}